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Deep Learning（深度学习）学习笔记整理系列之（三） - 大数据 & AI - 清泛...
...Learning_Series_3Deep Learning（深度学习）学习笔记整理系列zouxy09@qq.comhttp: blog.csdn.net zouxy09作者：Zouxyversion 1.0 2013-04-08原文网址：h...Deep Learning（深度学习）学习笔记整理系列
zouxy09@qq.com
http://blog.csdn.net/zouxy09
作者：Zouxy
version 1.0 ...
Deep Learning（深度学习）学习笔记整理系列之（三） - 大数据 & AI - 清泛...
...Learning_Series_3Deep Learning（深度学习）学习笔记整理系列zouxy09@qq.comhttp: blog.csdn.net zouxy09作者：Zouxyversion 1.0 2013-04-08原文网址：h...Deep Learning（深度学习）学习笔记整理系列
zouxy09@qq.com
http://blog.csdn.net/zouxy09
作者：Zouxy
version 1.0 ...
Deep Learning（深度学习）学习笔记整理系列之（三） - 大数据 & AI - 清泛...
...Learning_Series_3Deep Learning（深度学习）学习笔记整理系列zouxy09@qq.comhttp: blog.csdn.net zouxy09作者：Zouxyversion 1.0 2013-04-08原文网址：h...Deep Learning（深度学习）学习笔记整理系列
zouxy09@qq.com
http://blog.csdn.net/zouxy09
作者：Zouxy
version 1.0 ...
Deep Learning（深度学习）学习笔记整理系列之（三） - 大数据 & AI - 清泛...
...Learning_Series_3Deep Learning（深度学习）学习笔记整理系列zouxy09@qq.comhttp: blog.csdn.net zouxy09作者：Zouxyversion 1.0 2013-04-08原文网址：h...Deep Learning（深度学习）学习笔记整理系列
zouxy09@qq.com
http://blog.csdn.net/zouxy09
作者：Zouxy
version 1.0 ...
Deep Learning（深度学习）学习笔记整理系列之（三） - 大数据 & AI - 清泛...
...Learning_Series_3Deep Learning（深度学习）学习笔记整理系列zouxy09@qq.comhttp: blog.csdn.net zouxy09作者：Zouxyversion 1.0 2013-04-08原文网址：h...Deep Learning（深度学习）学习笔记整理系列
zouxy09@qq.com
http://blog.csdn.net/zouxy09
作者：Zouxy
version 1.0 ...
Why does a function with no parameters (compared to the actual function definition) compile?
...default to int (even the return type). It is perfectly ok to call func(42,0x42); (where all calls must use the two args form).
– Jens
Dec 19 '12 at 14:20
1
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How Can I Set the Default Value of a Timestamp Column to the Current Timestamp with Laravel Migratio
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Given it's a raw expression, you should use DB::raw() to set CURRENT_TIMESTAMP as a default value for a column:
$table->timestamp('created_at')->default(DB::raw('CURRENT_TIMESTAMP'));
This works flawlessly on every database driver.
N...
SELECT DISTINCT on one column
...DISTINCT [ID] = ( SELECT TOP 1 [ID] FROM @TestData Y WHERE Y.[Product] = X.[Product])
,[SKU]= ( SELECT TOP 1 [SKU] FROM @TestData Y WHERE Y.[Product] = X.[Product])
,[PRODUCT]
FROM @TestData X
...
What does the constant 0.0039215689 represent?
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0.0039215689 is approximately equal to 1/255.
Seeing that this is OpenGL, performance is probably important. So it's probably safe to guess that this was done for performance reasons.
Multiplying by the reciprocal is faster than repeatedly divi...
SQL Server String or binary data would be truncated
... and had to compare all the column types and sizes of both the tables to fix the issue.
– Aziz Shaikh
Jun 17 '11 at 16:40
1
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